AWS says disk is to cloud as tape is to disk

Spruiks flash-powered cloud services with backhander for spinning rust

Amazon Web Services (AWS) says magnetic disks cannot handle modern NoSQL-powered applications, which have such high throughputs and generate such weirdly bursty traffic that spinning rust looks and feels as slow and awkward as tape.…

via The Register - Cloud

http://go.theregister.com/feed/www.theregister.co.uk/2012/07/20/aws_high_io_instances/